Stability of calibration in the IET Labs, GenRad 1863 Megohm meter is maintained by use of a four-transistor unity gain amplifier. Stable power supplies and feedback voltmeter circuit minimize drift and time wasting adjustments.
- Rugged and portable analog megohm meter
- Up to 3% accuracy
- 5 Test voltages from 50, 100, 200, 250, 500VDC
- 50kΩ to 20TΩ Measurement range
- Maximum of 5mA charge current
- Analog output